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23 January 2013
Western Inyo gravel strata
This image is from the canyon in which route 168 ascends the Inyo Range from Big Pine, California. View is to the south/southwest. Those are gravel layers that dip gently westward. I think they’re associated with the underlying Waucobi Lake Beds, which are Plio-Pleistocene in age. The lake beds are made of finer stuff, but I think these gravels could be alluvial fan/delta complexes that prograded out into the lake. …
Callan Bentley is an assistant professor of geology at Northern Virginia Community College in Annandale, Virginia. He is particularly interested in structural geology and the evolution of the Appalachian mountain belt. Callan draws cartoons and writes for EARTH magazine. He lives in the Fort Valley of Virginia.
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